| Positive | Negative | Total | Positive rate (%) |
---|---|---|---|---|
Serum BDG levels | ||||
 Positive (> 10 pg/ml) | 34 | 5 | 39 | 81.18a |
 Negative (< 10 pg/ml) | 128 | 50 | 178 | 71.91 |
Serum PCT levels | ||||
 Positive (> 0.5 ng/mL) | 59 | 22 | 81 | 72.84b |
 Negative (< 0.5 ng/mL) | 103 | 33 | 136 | 75.74 |
Serum LDH levels | ||||
 Positive (> 225 U/L) | 84 | 33 | 117 | 71.79c |
 Negative (< 225 U/L) | 197 | 89 | 286 | 68.88 |
Serum CRP levels | ||||
 Positive (> 5 mg/L) | 171 | 59 | 230 | 74.35d |
 Negative (< 5 mg/L) | 110 | 63 | 173 | 63.58 |
ESR test | ||||
 Abnormal | 78 | 33 | 111 | 70.27e |
 Normal | 109 | 51 | 160 | 68.13 |
Thoracic HRCT findings | ||||
 GGO positive | 67 | 14 | 81 | 82.72f |
 GGO negative | 95 | 41 | 136 | 69.85 |
Pulmonary function | ||||
 FEV1/FVC positive (<  70%) | 25 | 6 | 31 | 80.65g |
 FEV1/FVC negative (>  70%) | 14 | 11 | 25 | 56.00 |
CD4+ T-cell count | ||||
 <  410/mm3 | 23 | 2 | 25 | 92.00h |
 >  410/mm3 | 53 | 24 | 77 | 68.83 |